47638420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{839}}^1$

素因数の和:1032

約数の個数: 48

約数和(自身を含む): 106686720

約数和(自身を除く): 59048300

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 167, 170, 334, 340, 668, 835, 839, 1670, 1678, 2839, 3340, 3356, 4195, 5678, 8390, 11356, 14195, 14263, 16780, 28390, 28526, 56780, 57052, 71315, 140113, 142630, 280226, 285260, 560452, 700565, 1401130, 2381921, 2802260, 4763842, 9527684, 11909605, 23819210, 47638420]

約数ペア:

[(1, 47638420), (2, 23819210), (4, 11909605), (5, 9527684), (10, 4763842), (17, 2802260), (20, 2381921), (34, 1401130), (68, 700565), (85, 560452), (167, 285260), (170, 280226), (334, 142630), (340, 140113), (668, 71315), (835, 57052), (839, 56780), (1670, 28526), (1678, 28390), (2839, 16780), (3340, 14263), (3356, 14195), (4195, 11356), (5678, 8390)]